-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 SUPPORT COMMUNICATION - SECURITY BULLETIN Document ID: c03102449 Version: 1 HPSBPI02728 SSRT100692 rev.1 - Certain HP Printers and HP Digital Senders, Remote Firmware Update Enabled by Default NOTICE: The information in this Security Bulletin should be acted upon as soon as possible. Release Date: 2011-11-30 Last Updated: 2011-11-30 Potential Security Impact: Remote firmware update enabled by default Source: Hewlett-Packard Company, HP Software Security Response Team VULNERABILITY SUMMARY A potential security vulnerability has been identified with certain HP printers and HP digital senders. The vulnerability could be exploited remotely to install unauthorized printer firmware. References: CVE-2011-4161 SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed. HP LaserJet Enterprise 500 color M551 HP LaserJet Enterprise 600 M601 HP LaserJet Enterprise 600 M602 HP LaserJet Enterprise 600 M603 HP Color LaserJet 3000 HP LaserJet P3005 HP LaserJet Enterprise P3015 HP LaserJet M3035 HP Color LaserJet CP3505 HP Color LaserJet CP3525 HP Color LaserJet CM3530 HP Color LaserJet 3800 HP Color LaserJet CP4005 HP LaserJet P4014 HP LaserJet P4015 HP LaserJet 4240 HP LaserJet 4250 HP LaserJet 4345 MFP HP LaserJet 4350 HP LaserJet P4515 HP Color LaserJet Enterprise CP4520 HP Color LaserJet Enterprise CP4525 HP Color LaserJet CM4540 MFP HP LaserJet Enterprise M4555 MFP HP Color LaserJet 4700 HP Color LaserJet 4730 MFP HP Color LaserJet CM4730 MFP HP LaserJet M5035 HP LaserJet 5200 HP Color LaserJet CP5525 HP Color LaserJet 5550 HP Color LaserJet CP6015 HP Color LaserJet CM6030 HP Color LaserJet CM6040 HP CM8060 Color MFP with Edgeline HP LaserJet 9040 HP LaserJet M9040 HP LaserJet 9050 HP LaserJet M9050 HP Digital Sender 9200c HP Digital Sender 9250c HP Color LaserJet 9500 BACKGROUND CVSS 2.0 Base Metrics =========================================================== Reference Base Vector Base Score CVE-2011-4161 (AV:N/AC:L/Au:N/C:C/I:C/A:C) 10.0 =========================================================== Information on CVSS is documented in HP Customer Notice: HPSN-2008-002 Note: For further information on Secure Printing and Imaging please refer to http://www.hp.com/go/secureprinting Remote Firmware Update (RFU): The Remote Firmware Update (RFU) feature is enabled by default. A firmware update can be sent remotely to port 9100 without authentication. This could allow unauthorized modification of the device firmware. The unauthorized firmware could impact the confidentiality and integrity of data sent to and received from the device. The unauthorized firmware could also cause a Denial of Service (DoS) to the device. RESOLUTION It is recommended that the device be secured as described in the document below, including disabling the Printer Firmware Update: "HP Imaging and Printing Security Best Practices - Configuring Security for Multiple LaserJet MFPs and Color LaserJet MFPs" http://h71028.www7.hp.com/enterprise/downloads/HP-Imaging10.pdf Note: The document addresses HP LaserJet MFPs and HP Color LaserJet MFPs. However, the information is applicable to all the devices listed above. HISTORY Version:1 (rev.1) - 30 November 2011 Initial release Third Party Security Patches: Third party security patches that are to be installed on systems running HP software products should be applied in accordance with the customer's patch management policy. Support: For issues about implementing the recommendations of this Security Bulletin, contact normal HP Services support channel. For other issues about the content of this Security Bulletin, send e-mail to security-alert@hp.com. Report: To report a potential security vulnerability with any HP supported product, send Email to: security-alert@hp.com Subscribe: To initiate a subscription to receive future HP Security Bulletin alerts via Email: http://h41183.www4.hp.com/signup_alerts.php?jumpid=hpsc_secbulletins Security Bulletin List: A list of HP Security Bulletins, updated periodically, is contained in HP Security Notice HPSN-2011-001: https://h20566.www2.hp.com/portal/site/hpsc/public/kb/docDisplay/?docId=emr_na-c02964430 Security Bulletin Archive: A list of recently released Security Bulletins is available here: http://h20566.www2.hp.com/portal/site/hpsc/public/kb/secBullArchive/ Software Product Category: The Software Product Category is represented in the title by the two characters following HPSB. 3C = 3COM 3P = 3rd Party Software GN = HP General Software HF = HP Hardware and Firmware MP = MPE/iX MU = Multi-Platform Software NS = NonStop Servers OV = OpenVMS PI = Printing and Imaging PV = ProCurve ST = Storage Software TU = Tru64 UNIX UX = HP-UX Copyright 2011 Hewlett-Packard Development Company, L.P. Hewlett-Packard Company shall not be liable for technical or editorial errors or omissions contained herein. The information provided is provided "as is" without warranty of any kind. To the extent permitted by law, neither HP or its affiliates, subcontractors or suppliers will be liable for incidental,special or consequential damages including downtime cost; lost profits;damages relating to the procurement of substitute products or services; or damages for loss of data, or software restoration. The information in this document is subject to change without notice. Hewlett-Packard Company and the names of Hewlett-Packard products referenced herein are trademarks of Hewlett-Packard Company in the United States and other countries. Other product and company names mentioned herein may be trademarks of their respective owners. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iEYEARECAAYFAk7WtYgACgkQ4B86/C0qfVm/TQCg8/njni+ZT4u85h9gX4PUBia+ sgMAn01PYeXVgl9av8MCr30bwWrCx4pw =FTQ8 -----END PGP SIGNATURE-----